All available race results Corneille de Coster
| Date | Race | Rank |
| Tour de Luxembourg | ||
| 27/06 | Stage 7 | 6 |
| Bruxelles - Luxembourg - Charleroi | ||
| 16/08 | General Classification | 11 |
Rider information for 1936
| Rank | 844 |
| Score | 13 |
| Name | Corneille DE COSTER |
| Country | Belgium |
| Team | Securitas |
| Date | Race | Rank |
| 10/04 | Liège - Bastogne - Liège | 38 |
Rider information for 1937
| Rank | 758 |
| Score | 10 |
| Name | Corneille DE COSTER |
| Country | Belgium |
| Team | Helyett - Splendor - Hutchinson |
| Date | Race | Rank |
| Circuit du Morbihan | ||
| 30/04 | Stage 1 | 20 |
| 11/05 | Liège - Bastogne - Liège | 15 |
| Tour de Belgique | ||
| 18/05 | Stage 1 | 77 |
| 19/05 | Stage 2 | 20 |
Rider information for 1938
| Rank | 329 |
| Score | 90 |
| Name | Corneille DE COSTER |
| Country | Belgium |
| Team | Helyett - Hutchinson |
No results available in season 1947.
Rider information for 1947
| Rank | 628 |
| Score | 28 |
| Name | Corneille DE COSTER |
| Country | Belgium |
| Team | Individual |
No results available in season 1948.
Rider information for 1948
| Rank | 1296 |
| Score | 0 |
| Name | Corneille DE COSTER |
| Country | Belgium |
| Team | Starnord - Wolber |
| Date | Race | Rank |
| 27/04 | Nokere Koerse | 20 |
Rider information for 1949
| Rank | 1437 |
| Score | 0 |
| Name | Corneille DE COSTER |
| Country | Belgium |
| Team | Starnord - Wolber |
No results available in season 1950.
Rider information for 1950
| Rank | 1270 |
| Score | 1 |
| Name | Corneille DE COSTER |
| Country | Belgium |
| Team | Starnord - Wolber |